🛡️ CVE-2025-6273
🟢 CVSS 3.3 — Low ⚠️ Exploit Public CWE-617 NVD
3.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-reader-objdump.cc. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains that this issue might not affect "real world wasm programs".

Details

Severity LOW
CVSS Score 3.3
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE CWE-617
Public Exploit ⚠️ Yes
Source NVD
Published 2025-06-19
Updated 2026-06-02
Modified 2026-04-29
Fix URL N/A

Affected Packages

Software From version Fixed in
wabt — 1.0.37

References

Exploit, Issue Tracking, Vendor Advisory https://github.com/WebAssembly/wabt/issues/2574
Permissions Required, VDB Entry https://vuldb.com/?ctiid.313277
Third Party Advisory, VDB Entry https://vuldb.com/?id.313277
Third Party Advisory, VDB Entry https://vuldb.com/?submit.593010
Exploit, Issue Tracking, Vendor Advisory https://github.com/WebAssembly/wabt/issues/2574

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